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src/backup/datastore.rs: generic index_mark_used_chunks implementation, improve GC stats

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This commit is contained in:
Dietmar Maurer
2019-07-04 07:57:43 +02:00
parent 86eda3eb0d
commit a660978c9a
5 changed files with 64 additions and 59 deletions
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25
src/backup/fixed_index.rs
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@ -138,27 +138,6 @@ impl FixedIndexReader {
Ok(())
}
pub fn mark_used_chunks(&self, status: &mut GarbageCollectionStatus) -> Result<(), Error> {
if self.index == std::ptr::null_mut() { bail!("detected closed index file."); }
status.used_bytes += self.index_length * self.chunk_size;
status.used_chunks += self.index_length;
for pos in 0..self.index_length {
tools::fail_on_shutdown()?;
let digest = self.index_digest(pos).unwrap();
if let Err(err) = self.store.touch_chunk(digest) {
bail!("unable to access chunk {}, required by {:?} - {}",
proxmox::tools::digest_to_hex(digest), self.filename, err);
}
}
Ok(())
}
pub fn print_info(&self) {
println!("Filename: {:?}", self.filename);
println!("Size: {}", self.size);
@ -180,6 +159,10 @@ impl IndexFile for FixedIndexReader {
Some(unsafe { std::mem::transmute(self.index.add(pos*32)) })
}
}
fn index_bytes(&self) -> u64 {
(self.index_length * self.chunk_size) as u64
}
}
pub struct FixedIndexWriter {